71333560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{619}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 166953600

約数和(自身を除く): 95620040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 67, 86, 134, 172, 215, 268, 335, 344, 430, 536, 619, 670, 860, 1238, 1340, 1720, 2476, 2680, 2881, 3095, 4952, 5762, 6190, 11524, 12380, 14405, 23048, 24760, 26617, 28810, 41473, 53234, 57620, 82946, 106468, 115240, 133085, 165892, 207365, 212936, 266170, 331784, 414730, 532340, 829460, 1064680, 1658920, 1783339, 3566678, 7133356, 8916695, 14266712, 17833390, 35666780, 71333560]

約数ペア:

[(1, 71333560), (2, 35666780), (4, 17833390), (5, 14266712), (8, 8916695), (10, 7133356), (20, 3566678), (40, 1783339), (43, 1658920), (67, 1064680), (86, 829460), (134, 532340), (172, 414730), (215, 331784), (268, 266170), (335, 212936), (344, 207365), (430, 165892), (536, 133085), (619, 115240), (670, 106468), (860, 82946), (1238, 57620), (1340, 53234), (1720, 41473), (2476, 28810), (2680, 26617), (2881, 24760), (3095, 23048), (4952, 14405), (5762, 12380), (6190, 11524)]